Smooth Natural Bone Mini CopperLock (61749L SS) single bladed locking knife. Size: 3-5/8″, 2 oz. Our pocketknives are the most collected in the world Placing your name or company logo on this knife will transform a special gift into a cherished keepsake. Perfect for: Employee appreciation, executive gifts, retirement gifts, holidays, safety awards, anniversaries, weddings, company promotions, and special dates and occasions.